331395969434 has 16 divisors (see below), whose sum is σ = 502871497128. Its totient is φ = 163782519552.

The previous prime is 331395969389. The next prime is 331395969479. The reversal of 331395969434 is 434969593133.

It is an interprime number because it is at equal distance from previous prime (331395969389) and next prime (331395969479).

It can be written as a sum of positive squares in 4 ways, for example, as 241722672409 + 89673297025 = 491653^2 + 299455^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2531597 + ... + 2659280.

Almost surely, 2^331395969434 is an apocalyptic number.

331395969434 is a deficient number, since it is larger than the sum of its proper divisors (171475527694).

331395969434 is a wasteful number, since it uses less digits than its factorization.

331395969434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5191249.

The product of its digits is 28343520, while the sum is 59.

The spelling of 331395969434 in words is "three hundred thirty-one billion, three hundred ninety-five million, nine hundred sixty-nine thousand, four hundred thirty-four".